From c4fe19b698c99deb156065c59c3e10f2f03896a2 Mon Sep 17 00:00:00 2001 From: Jose Montero Jr Date: Tue, 7 May 2019 13:19:01 -0500 Subject: [PATCH 1/4] initial commit --- README.md | 43 ++++++++++++++++++++++--------------------- 1 file changed, 22 insertions(+), 21 deletions(-) diff --git a/README.md b/README.md index 6288977c2..b6f4f4c2e 100644 --- a/README.md +++ b/README.md @@ -1,53 +1,54 @@ - # JavaScript - II -With some basic JavaScript principles in hand, we can now expand our skills out even further by exploring callback functions, array methods, and closure. Finish each task in order as the concepts build on one another. +Jose Montero Jr + +With some basic JavaScript principles in hand, we can now expand our skills out even further by exploring callback functions, array methods, and closure. Finish each task in order as the concepts build on one another. ## Set Up The Project With Git **Follow these steps to set up and work on your project:** -* [ ] Create a forked copy of this project. -* [ ] Add your project manager as collaborator on Github. -* [ ] Clone your OWN version of the repository (Not Lambda's by mistake!). -* [ ] Create a new branch: git checkout -b ``. -* [ ] Implement the project on your newly created `` branch, committing changes regularly. -* [ ] Push commits: git push origin ``. +- [x] Create a forked copy of this project. +- [x] Add your project manager as collaborator on Github. +- [x] Clone your OWN version of the repository (Not Lambda's by mistake!). +- [x] Create a new branch: git checkout -b ``. +- [x] Implement the project on your newly created `` branch, committing changes regularly. +- [x] Push commits: git push origin ``. **Follow these steps for completing your project.** -* [ ] Submit a Pull-Request to merge Branch into master (student's Repo). **Please don't merge your own pull request** -* [ ] Add your project manager as a reviewer on the pull-request -* [ ] Your project manager will count the project as complete by merging the branch back into master. +- [x] Submit a Pull-Request to merge Branch into master (student's Repo). **Please don't merge your own pull request** +- [x] Add your project manager as a reviewer on the pull-request +- [x] Your project manager will count the project as complete by merging the branch back into master. ## Task 2: Higher Order Functions and Callbacks This task focuses on getting practice with higher order functions and callback functions by giving you an array of values and instructions on what to do with that array. -* [ ] Review the contents of the [callbacks.js](assignments/callbacks.js) file. Notice you are given an array at the top of the page. Use that array to aid you with your functions. +- [ ] Review the contents of the [callbacks.js](assignments/callbacks.js) file. Notice you are given an array at the top of the page. Use that array to aid you with your functions. -* [ ] Complete the problems provided to you but skip over stretch problems until you are complete with every other JS file first. +- [ ] Complete the problems provided to you but skip over stretch problems until you are complete with every other JS file first. ## Task 3: Array Methods Use `.forEach()`, `.map()`, `.filter()`, and `.reduce()` to loop over an array with 50 objects in it. The [array-methods.js](assignments/array-methods.js) file contains several challenges built around a fundraising 5K fun run event. -* [ ] Review the contents of the [array-methods.js](assignments/array-methods.js) file. +- [ ] Review the contents of the [array-methods.js](assignments/array-methods.js) file. -* [ ] Complete the problems provided to you but skip over stretch problems until you are complete with every other JS file first. +- [ ] Complete the problems provided to you but skip over stretch problems until you are complete with every other JS file first. -* [ ] Notice the last three problems are up to you to create and solve. This is an awesome opportunity for you to push your critical thinking about array methods, have fun with it. +- [ ] Notice the last three problems are up to you to create and solve. This is an awesome opportunity for you to push your critical thinking about array methods, have fun with it. ## Task 4: Closures -We have learned that closures allow us to access values in scope that have already been invoked (lexical scope). +We have learned that closures allow us to access values in scope that have already been invoked (lexical scope). **Hint: Utilize debugger statements in your code in combination with your developer tools to easily identify closure values.** -* [ ] Review the contents of the [closure.js](assignments/closure.js) file. -* [ ] Complete the problems provided to you but skip over stretch problems until you are complete with every other JS file first. +- [ ] Review the contents of the [closure.js](assignments/closure.js) file. +- [ ] Complete the problems provided to you but skip over stretch problems until you are complete with every other JS file first. ## Stretch Goals -* [ ] Go back through the stretch problems that you skipped over and complete as many as you can. -* [ ] Look up what an IIFE is in JavaScript and experiment with them \ No newline at end of file +- [ ] Go back through the stretch problems that you skipped over and complete as many as you can. +- [ ] Look up what an IIFE is in JavaScript and experiment with them From dd1b4290f0d7fd761e46349f26efe55db33b9bc7 Mon Sep 17 00:00:00 2001 From: Jose Montero Jr Date: Tue, 7 May 2019 17:30:14 -0500 Subject: [PATCH 2/4] completed callbacks.js --- README.md | 4 ++-- assignments/callbacks.js | 21 ++++++++++++++++++++- 2 files changed, 22 insertions(+), 3 deletions(-) diff --git a/README.md b/README.md index b6f4f4c2e..5df3ed532 100644 --- a/README.md +++ b/README.md @@ -25,9 +25,9 @@ With some basic JavaScript principles in hand, we can now expand our skills out This task focuses on getting practice with higher order functions and callback functions by giving you an array of values and instructions on what to do with that array. -- [ ] Review the contents of the [callbacks.js](assignments/callbacks.js) file. Notice you are given an array at the top of the page. Use that array to aid you with your functions. +- [x] Review the contents of the [callbacks.js](assignments/callbacks.js) file. Notice you are given an array at the top of the page. Use that array to aid you with your functions. -- [ ] Complete the problems provided to you but skip over stretch problems until you are complete with every other JS file first. +- [x] Complete the problems provided to you but skip over stretch problems until you are complete with every other JS file first. ## Task 3: Array Methods diff --git a/assignments/callbacks.js b/assignments/callbacks.js index c1c013800..4b8a593e6 100644 --- a/assignments/callbacks.js +++ b/assignments/callbacks.js @@ -24,23 +24,42 @@ const items = ['Pencil', 'Notebook', 'yo-yo', 'Gum']; */ - function getLength(arr, cb) { // getLength passes the length of the array into the callback. + return cb(arr.length); } +getLength(items, length => { + console.log(length); +}); + function last(arr, cb) { // last passes the last item of the array into the callback. + return cb(arr[arr.length - 1]); } +last(items, lastItem => { + console.log(lastItem); +}); + function sumNums(x, y, cb) { // sumNums adds two numbers (x, y) and passes the result to the callback. + return cb(x + y); } +sumNums(1, 2, Sum => { + console.log(Sum); +}); + function multiplyNums(x, y, cb) { // multiplyNums multiplies two numbers and passes the result to the callback. + return cb(x * y); } +multiplyNums(2, 4, Multiply => { + console.log(Multiply); +}); + function contains(item, list, cb) { // contains checks if an item is present inside of the given array/list. // Pass true to the callback if it is, otherwise pass false. From 6c2023889d5b7274d91b7f4bab26e36dd1909239 Mon Sep 17 00:00:00 2001 From: Jose Montero Jr Date: Tue, 7 May 2019 20:07:01 -0500 Subject: [PATCH 3/4] completed array-methods and callback.js --- assignments/array-methods.js | 523 +++++++++++++++++++++++++++++++---- assignments/callbacks.js | 12 +- assignments/closure.js | 2 - 3 files changed, 475 insertions(+), 62 deletions(-) diff --git a/assignments/array-methods.js b/assignments/array-methods.js index f692c35c6..96043601e 100644 --- a/assignments/array-methods.js +++ b/assignments/array-methods.js @@ -2,75 +2,486 @@ // Scroll to the bottom of the list to use some advanced array methods to help the event director gather some information from the businesses. -const runners = [{"id":1,"first_name":"Charmain","last_name":"Seiler","email":"cseiler0@wired.com","shirt_size":"2XL","company_name":"Divanoodle","donation":75}, -{"id":2,"first_name":"Whitaker","last_name":"Ierland","email":"wierland1@angelfire.com","shirt_size":"2XL","company_name":"Wordtune","donation":148}, -{"id":3,"first_name":"Julieta","last_name":"McCloid","email":"jmccloid2@yahoo.com","shirt_size":"S","company_name":"Riffpedia","donation":171}, -{"id":4,"first_name":"Martynne","last_name":"Paye","email":"mpaye3@sciencedaily.com","shirt_size":"XL","company_name":"Wordware","donation":288}, -{"id":5,"first_name":"Gussy","last_name":"Raraty","email":"graraty4@ucoz.ru","shirt_size":"L","company_name":"Oozz","donation":291}, -{"id":6,"first_name":"Yule","last_name":"Tommasetti","email":"ytommasetti5@state.gov","shirt_size":"S","company_name":"Yodo","donation":27}, -{"id":7,"first_name":"Kathie","last_name":"Majury","email":"kmajury6@guardian.co.uk","shirt_size":"3XL","company_name":"Zoomcast","donation":261}, -{"id":8,"first_name":"Tanner","last_name":"Branton","email":"tbranton7@tmall.com","shirt_size":"2XL","company_name":"Realmix","donation":28}, -{"id":9,"first_name":"Sarina","last_name":"Lasham","email":"slasham8@toplist.cz","shirt_size":"XL","company_name":"Gigashots","donation":110}, -{"id":10,"first_name":"Bertie","last_name":"Lonergan","email":"blonergan9@issuu.com","shirt_size":"3XL","company_name":"Skinte","donation":62}, -{"id":11,"first_name":"Trevor","last_name":"Studd","email":"tstudda@networkadvertising.org","shirt_size":"S","company_name":"Cogidoo","donation":76}, -{"id":12,"first_name":"Malachi","last_name":"Okeshott","email":"mokeshottb@chron.com","shirt_size":"M","company_name":"DabZ","donation":91}, -{"id":13,"first_name":"Berget","last_name":"Logsdail","email":"blogsdailc@wix.com","shirt_size":"M","company_name":"Mymm","donation":9}, -{"id":14,"first_name":"Loise","last_name":"Rivlin","email":"lrivlind@behance.net","shirt_size":"2XL","company_name":"Linktype","donation":204}, -{"id":15,"first_name":"Christan","last_name":"Kendall","email":"ckendalle@example.com","shirt_size":"XS","company_name":"Skinix","donation":252}, -{"id":16,"first_name":"Kayla","last_name":"Whitwam","email":"kwhitwamf@deliciousdays.com","shirt_size":"2XL","company_name":"Oyope","donation":147}, -{"id":17,"first_name":"Heddie","last_name":"Heningam","email":"hheningamg@tripadvisor.com","shirt_size":"L","company_name":"Skinix","donation":172}, -{"id":18,"first_name":"Mace","last_name":"Ballinger","email":"mballingerh@a8.net","shirt_size":"S","company_name":"Nlounge","donation":266}, -{"id":19,"first_name":"Nola","last_name":"Abberley","email":"nabberleyi@jalbum.net","shirt_size":"XL","company_name":"Photospace","donation":148}, -{"id":20,"first_name":"Nadine","last_name":"Tresler","email":"ntreslerj@marketwatch.com","shirt_size":"3XL","company_name":"Wikido","donation":292}, -{"id":21,"first_name":"Ulrikaumeko","last_name":"Vuittet","email":"uvuittetk@gov.uk","shirt_size":"S","company_name":"Skinte","donation":102}, -{"id":22,"first_name":"Saunder","last_name":"Spennock","email":"sspennockl@icq.com","shirt_size":"3XL","company_name":"Kwimbee","donation":213}, -{"id":23,"first_name":"Carmel","last_name":"Woffinden","email":"cwoffindenm@wikispaces.com","shirt_size":"S","company_name":"Rooxo","donation":137}, -{"id":24,"first_name":"Marielle","last_name":"Kimmel","email":"mkimmeln@jimdo.com","shirt_size":"M","company_name":"Livetube","donation":96}, -{"id":25,"first_name":"Brucie","last_name":"Burris","email":"bburriso@slate.com","shirt_size":"2XL","company_name":"Wordtune","donation":128}, -{"id":26,"first_name":"Juan","last_name":"Berzon","email":"jberzonp@soup.io","shirt_size":"3XL","company_name":"Einti","donation":234}, -{"id":27,"first_name":"Sacha","last_name":"Olsen","email":"solsenq@reverbnation.com","shirt_size":"2XL","company_name":"Viva","donation":190}, -{"id":28,"first_name":"Jamey","last_name":"O'Nolan","email":"jonolanr@samsung.com","shirt_size":"XL","company_name":"Skinix","donation":31}, -{"id":29,"first_name":"Morrie","last_name":"Rainard","email":"mrainards@yale.edu","shirt_size":"XS","company_name":"Podcat","donation":52}, -{"id":30,"first_name":"Fidel","last_name":"Roskelly","email":"froskellyt@ibm.com","shirt_size":"XS","company_name":"Avavee","donation":5}, -{"id":31,"first_name":"Toni","last_name":"MacSweeney","email":"tmacsweeneyu@parallels.com","shirt_size":"M","company_name":"Jaloo","donation":82}, -{"id":32,"first_name":"Jessey","last_name":"Walhedd","email":"jwalheddv@slashdot.org","shirt_size":"L","company_name":"Trilia","donation":5}, -{"id":33,"first_name":"Karola","last_name":"Piper","email":"kpiperw@ucsd.edu","shirt_size":"3XL","company_name":"Yombu","donation":110}, -{"id":34,"first_name":"Marley","last_name":"Mitchenson","email":"mmitchensonx@webeden.co.uk","shirt_size":"M","company_name":"Zoonoodle","donation":97}, -{"id":35,"first_name":"Marrilee","last_name":"Thrasher","email":"mthrashery@opensource.org","shirt_size":"XL","company_name":"Bluejam","donation":17}, -{"id":36,"first_name":"Tye","last_name":"Manie","email":"tmaniez@netscape.com","shirt_size":"L","company_name":"Kanoodle","donation":30}, -{"id":37,"first_name":"Charleen","last_name":"Sheering","email":"csheering10@mit.edu","shirt_size":"3XL","company_name":"Jatri","donation":262}, -{"id":38,"first_name":"Valma","last_name":"Eynaud","email":"veynaud11@archive.org","shirt_size":"XS","company_name":"Jaxbean","donation":212}, -{"id":39,"first_name":"Dollie","last_name":"McDarmid","email":"dmcdarmid12@tinyurl.com","shirt_size":"S","company_name":"Kayveo","donation":74}, -{"id":40,"first_name":"Minna","last_name":"Hymas","email":"mhymas13@cornell.edu","shirt_size":"XS","company_name":"Vimbo","donation":101}, -{"id":41,"first_name":"Jsandye","last_name":"Frend","email":"jfrend14@ca.gov","shirt_size":"XS","company_name":"Latz","donation":156}, -{"id":42,"first_name":"Yevette","last_name":"Hacket","email":"yhacket15@wp.com","shirt_size":"XL","company_name":"Lazzy","donation":291}, -{"id":43,"first_name":"Hank","last_name":"Zebedee","email":"hzebedee16@ezinearticles.com","shirt_size":"L","company_name":"Gigashots","donation":241}, -{"id":44,"first_name":"Jodie","last_name":"Stawell","email":"jstawell17@yale.edu","shirt_size":"S","company_name":"Jaxspan","donation":262}, -{"id":45,"first_name":"Falito","last_name":"Karsh","email":"fkarsh18@pcworld.com","shirt_size":"S","company_name":"Mycat","donation":239}, -{"id":46,"first_name":"Reginauld","last_name":"Purselowe","email":"rpurselowe19@thetimes.co.uk","shirt_size":"L","company_name":"Jabbersphere","donation":11}, -{"id":47,"first_name":"Vida","last_name":"Tydd","email":"vtydd1a@dropbox.com","shirt_size":"S","company_name":"Quaxo","donation":55}, -{"id":48,"first_name":"Anderea","last_name":"MacGiolla Pheadair","email":"amacgiollapheadair1b@xing.com","shirt_size":"2XL","company_name":"Kwimbee","donation":214}, -{"id":49,"first_name":"Bel","last_name":"Alway","email":"balway1c@ow.ly","shirt_size":"S","company_name":"Voolia","donation":107}, -{"id":50,"first_name":"Shell","last_name":"Baine","email":"sbaine1d@intel.com","shirt_size":"M","company_name":"Gabtype","donation":171}]; +const runners = [ + { + id: 1, + first_name: 'Charmain', + last_name: 'Seiler', + email: 'cseiler0@wired.com', + shirt_size: '2XL', + company_name: 'Divanoodle', + donation: 75 + }, + { + id: 2, + first_name: 'Whitaker', + last_name: 'Ierland', + email: 'wierland1@angelfire.com', + shirt_size: '2XL', + company_name: 'Wordtune', + donation: 148 + }, + { + id: 3, + first_name: 'Julieta', + last_name: 'McCloid', + email: 'jmccloid2@yahoo.com', + shirt_size: 'S', + company_name: 'Riffpedia', + donation: 171 + }, + { + id: 4, + first_name: 'Martynne', + last_name: 'Paye', + email: 'mpaye3@sciencedaily.com', + shirt_size: 'XL', + company_name: 'Wordware', + donation: 288 + }, + { + id: 5, + first_name: 'Gussy', + last_name: 'Raraty', + email: 'graraty4@ucoz.ru', + shirt_size: 'L', + company_name: 'Oozz', + donation: 291 + }, + { + id: 6, + first_name: 'Yule', + last_name: 'Tommasetti', + email: 'ytommasetti5@state.gov', + shirt_size: 'S', + company_name: 'Yodo', + donation: 27 + }, + { + id: 7, + first_name: 'Kathie', + last_name: 'Majury', + email: 'kmajury6@guardian.co.uk', + shirt_size: '3XL', + company_name: 'Zoomcast', + donation: 261 + }, + { + id: 8, + first_name: 'Tanner', + last_name: 'Branton', + email: 'tbranton7@tmall.com', + shirt_size: '2XL', + company_name: 'Realmix', + donation: 28 + }, + { + id: 9, + first_name: 'Sarina', + last_name: 'Lasham', + email: 'slasham8@toplist.cz', + shirt_size: 'XL', + company_name: 'Gigashots', + donation: 110 + }, + { + id: 10, + first_name: 'Bertie', + last_name: 'Lonergan', + email: 'blonergan9@issuu.com', + shirt_size: '3XL', + company_name: 'Skinte', + donation: 62 + }, + { + id: 11, + first_name: 'Trevor', + last_name: 'Studd', + email: 'tstudda@networkadvertising.org', + shirt_size: 'S', + company_name: 'Cogidoo', + donation: 76 + }, + { + id: 12, + first_name: 'Malachi', + last_name: 'Okeshott', + email: 'mokeshottb@chron.com', + shirt_size: 'M', + company_name: 'DabZ', + donation: 91 + }, + { + id: 13, + first_name: 'Berget', + last_name: 'Logsdail', + email: 'blogsdailc@wix.com', + shirt_size: 'M', + company_name: 'Mymm', + donation: 9 + }, + { + id: 14, + first_name: 'Loise', + last_name: 'Rivlin', + email: 'lrivlind@behance.net', + shirt_size: '2XL', + company_name: 'Linktype', + donation: 204 + }, + { + id: 15, + first_name: 'Christan', + last_name: 'Kendall', + email: 'ckendalle@example.com', + shirt_size: 'XS', + company_name: 'Skinix', + donation: 252 + }, + { + id: 16, + first_name: 'Kayla', + last_name: 'Whitwam', + email: 'kwhitwamf@deliciousdays.com', + shirt_size: '2XL', + company_name: 'Oyope', + donation: 147 + }, + { + id: 17, + first_name: 'Heddie', + last_name: 'Heningam', + email: 'hheningamg@tripadvisor.com', + shirt_size: 'L', + company_name: 'Skinix', + donation: 172 + }, + { + id: 18, + first_name: 'Mace', + last_name: 'Ballinger', + email: 'mballingerh@a8.net', + shirt_size: 'S', + company_name: 'Nlounge', + donation: 266 + }, + { + id: 19, + first_name: 'Nola', + last_name: 'Abberley', + email: 'nabberleyi@jalbum.net', + shirt_size: 'XL', + company_name: 'Photospace', + donation: 148 + }, + { + id: 20, + first_name: 'Nadine', + last_name: 'Tresler', + email: 'ntreslerj@marketwatch.com', + shirt_size: '3XL', + company_name: 'Wikido', + donation: 292 + }, + { + id: 21, + first_name: 'Ulrikaumeko', + last_name: 'Vuittet', + email: 'uvuittetk@gov.uk', + shirt_size: 'S', + company_name: 'Skinte', + donation: 102 + }, + { + id: 22, + first_name: 'Saunder', + last_name: 'Spennock', + email: 'sspennockl@icq.com', + shirt_size: '3XL', + company_name: 'Kwimbee', + donation: 213 + }, + { + id: 23, + first_name: 'Carmel', + last_name: 'Woffinden', + email: 'cwoffindenm@wikispaces.com', + shirt_size: 'S', + company_name: 'Rooxo', + donation: 137 + }, + { + id: 24, + first_name: 'Marielle', + last_name: 'Kimmel', + email: 'mkimmeln@jimdo.com', + shirt_size: 'M', + company_name: 'Livetube', + donation: 96 + }, + { + id: 25, + first_name: 'Brucie', + last_name: 'Burris', + email: 'bburriso@slate.com', + shirt_size: '2XL', + company_name: 'Wordtune', + donation: 128 + }, + { + id: 26, + first_name: 'Juan', + last_name: 'Berzon', + email: 'jberzonp@soup.io', + shirt_size: '3XL', + company_name: 'Einti', + donation: 234 + }, + { + id: 27, + first_name: 'Sacha', + last_name: 'Olsen', + email: 'solsenq@reverbnation.com', + shirt_size: '2XL', + company_name: 'Viva', + donation: 190 + }, + { + id: 28, + first_name: 'Jamey', + last_name: "O'Nolan", + email: 'jonolanr@samsung.com', + shirt_size: 'XL', + company_name: 'Skinix', + donation: 31 + }, + { + id: 29, + first_name: 'Morrie', + last_name: 'Rainard', + email: 'mrainards@yale.edu', + shirt_size: 'XS', + company_name: 'Podcat', + donation: 52 + }, + { + id: 30, + first_name: 'Fidel', + last_name: 'Roskelly', + email: 'froskellyt@ibm.com', + shirt_size: 'XS', + company_name: 'Avavee', + donation: 5 + }, + { + id: 31, + first_name: 'Toni', + last_name: 'MacSweeney', + email: 'tmacsweeneyu@parallels.com', + shirt_size: 'M', + company_name: 'Jaloo', + donation: 82 + }, + { + id: 32, + first_name: 'Jessey', + last_name: 'Walhedd', + email: 'jwalheddv@slashdot.org', + shirt_size: 'L', + company_name: 'Trilia', + donation: 5 + }, + { + id: 33, + first_name: 'Karola', + last_name: 'Piper', + email: 'kpiperw@ucsd.edu', + shirt_size: '3XL', + company_name: 'Yombu', + donation: 110 + }, + { + id: 34, + first_name: 'Marley', + last_name: 'Mitchenson', + email: 'mmitchensonx@webeden.co.uk', + shirt_size: 'M', + company_name: 'Zoonoodle', + donation: 97 + }, + { + id: 35, + first_name: 'Marrilee', + last_name: 'Thrasher', + email: 'mthrashery@opensource.org', + shirt_size: 'XL', + company_name: 'Bluejam', + donation: 17 + }, + { + id: 36, + first_name: 'Tye', + last_name: 'Manie', + email: 'tmaniez@netscape.com', + shirt_size: 'L', + company_name: 'Kanoodle', + donation: 30 + }, + { + id: 37, + first_name: 'Charleen', + last_name: 'Sheering', + email: 'csheering10@mit.edu', + shirt_size: '3XL', + company_name: 'Jatri', + donation: 262 + }, + { + id: 38, + first_name: 'Valma', + last_name: 'Eynaud', + email: 'veynaud11@archive.org', + shirt_size: 'XS', + company_name: 'Jaxbean', + donation: 212 + }, + { + id: 39, + first_name: 'Dollie', + last_name: 'McDarmid', + email: 'dmcdarmid12@tinyurl.com', + shirt_size: 'S', + company_name: 'Kayveo', + donation: 74 + }, + { + id: 40, + first_name: 'Minna', + last_name: 'Hymas', + email: 'mhymas13@cornell.edu', + shirt_size: 'XS', + company_name: 'Vimbo', + donation: 101 + }, + { + id: 41, + first_name: 'Jsandye', + last_name: 'Frend', + email: 'jfrend14@ca.gov', + shirt_size: 'XS', + company_name: 'Latz', + donation: 156 + }, + { + id: 42, + first_name: 'Yevette', + last_name: 'Hacket', + email: 'yhacket15@wp.com', + shirt_size: 'XL', + company_name: 'Lazzy', + donation: 291 + }, + { + id: 43, + first_name: 'Hank', + last_name: 'Zebedee', + email: 'hzebedee16@ezinearticles.com', + shirt_size: 'L', + company_name: 'Gigashots', + donation: 241 + }, + { + id: 44, + first_name: 'Jodie', + last_name: 'Stawell', + email: 'jstawell17@yale.edu', + shirt_size: 'S', + company_name: 'Jaxspan', + donation: 262 + }, + { + id: 45, + first_name: 'Falito', + last_name: 'Karsh', + email: 'fkarsh18@pcworld.com', + shirt_size: 'S', + company_name: 'Mycat', + donation: 239 + }, + { + id: 46, + first_name: 'Reginauld', + last_name: 'Purselowe', + email: 'rpurselowe19@thetimes.co.uk', + shirt_size: 'L', + company_name: 'Jabbersphere', + donation: 11 + }, + { + id: 47, + first_name: 'Vida', + last_name: 'Tydd', + email: 'vtydd1a@dropbox.com', + shirt_size: 'S', + company_name: 'Quaxo', + donation: 55 + }, + { + id: 48, + first_name: 'Anderea', + last_name: 'MacGiolla Pheadair', + email: 'amacgiollapheadair1b@xing.com', + shirt_size: '2XL', + company_name: 'Kwimbee', + donation: 214 + }, + { + id: 49, + first_name: 'Bel', + last_name: 'Alway', + email: 'balway1c@ow.ly', + shirt_size: 'S', + company_name: 'Voolia', + donation: 107 + }, + { + id: 50, + first_name: 'Shell', + last_name: 'Baine', + email: 'sbaine1d@intel.com', + shirt_size: 'M', + company_name: 'Gabtype', + donation: 171 + } +]; // ==== Challenge 1: Use .forEach() ==== -// The event director needs both the first and last names of each runner for their running bibs. Combine both the first and last names into a new array called fullName. +// The event director needs both the first and last names of each runner for their running bibs. Combine both the first and last names into a new array called fullName. let fullName = []; +runners.forEach(runner => + fullName.push(`${runner.first_name} ${runner.last_name}`) +); console.log(fullName); // ==== Challenge 2: Use .map() ==== // The event director needs to have all the runner's first names converted to uppercase because the director BECAME DRUNK WITH POWER. Convert each first name into all caps and log the result -let allCaps = []; -console.log(allCaps); +let allCaps = [runners.map(Upper => Upper.first_name.toUpperCase())]; +console.log(allCaps); // ==== Challenge 3: Use .filter() ==== // The large shirts won't be available for the event due to an ordering issue. Get a list of runners with large sized shirts so they can choose a different size. Return an array named largeShirts that contains information about the runners that have a shirt size of L and log the result -let largeShirts = []; +let largeShirts = [ + runners + .filter(runner => runner.shirt_size === 'L') + .map(runner => runner.first_name) +]; console.log(largeShirts); // ==== Challenge 4: Use .reduce() ==== // The donations need to be tallied up and reported for tax purposes. Add up all the donations into a ticketPriceTotal array and log the result -let ticketPriceTotal = []; +let ticketPriceTotal = runners.reduce((acc, curr) => { + return (acc += curr.donation); +}, 0); console.log(ticketPriceTotal); // ==== Challenge 5: Be Creative ==== @@ -80,4 +491,4 @@ console.log(ticketPriceTotal); // Problem 2 -// Problem 3 \ No newline at end of file +// Problem 3 diff --git a/assignments/callbacks.js b/assignments/callbacks.js index 4b8a593e6..a6f9d3901 100644 --- a/assignments/callbacks.js +++ b/assignments/callbacks.js @@ -26,7 +26,7 @@ const items = ['Pencil', 'Notebook', 'yo-yo', 'Gum']; function getLength(arr, cb) { // getLength passes the length of the array into the callback. - return cb(arr.length); + cb(arr.length); } getLength(items, length => { @@ -35,7 +35,7 @@ getLength(items, length => { function last(arr, cb) { // last passes the last item of the array into the callback. - return cb(arr[arr.length - 1]); + cb(arr[arr.length - 1]); } last(items, lastItem => { @@ -44,7 +44,7 @@ last(items, lastItem => { function sumNums(x, y, cb) { // sumNums adds two numbers (x, y) and passes the result to the callback. - return cb(x + y); + cb(x + y); } sumNums(1, 2, Sum => { @@ -53,7 +53,7 @@ sumNums(1, 2, Sum => { function multiplyNums(x, y, cb) { // multiplyNums multiplies two numbers and passes the result to the callback. - return cb(x * y); + cb(x * y); } multiplyNums(2, 4, Multiply => { @@ -63,8 +63,12 @@ multiplyNums(2, 4, Multiply => { function contains(item, list, cb) { // contains checks if an item is present inside of the given array/list. // Pass true to the callback if it is, otherwise pass false. + //use indexOf or includes + cb(list.includes(item)); } +contains('Pencil', items, contain => console.log(contain)); + /* STRETCH PROBLEM */ function removeDuplicates(array, cb) { diff --git a/assignments/closure.js b/assignments/closure.js index 4307524fc..4c2499a21 100644 --- a/assignments/closure.js +++ b/assignments/closure.js @@ -1,10 +1,8 @@ // ==== Challenge 1: Write your own closure ==== // Write a simple closure of your own creation. Keep it simple! - /* STRETCH PROBLEMS, Do not attempt until you have completed all previous tasks for today's project files */ - // ==== Challenge 2: Create a counter function ==== const counter = () => { // Return a function that when invoked increments and returns a counter variable. From 9295927980262efa6df7a4bbdaa6d3006f34056a Mon Sep 17 00:00:00 2001 From: root Date: Wed, 8 May 2019 04:43:21 -0500 Subject: [PATCH 4/4] corrections to callback --- .gitignore | 2 +- README.md | 108 ++-- assignments/array-methods.js | 988 +++++++++++++++++------------------ assignments/callbacks.js | 148 +++--- assignments/closure.js | 38 +- assignments/index.html | 36 +- 6 files changed, 656 insertions(+), 664 deletions(-) diff --git a/.gitignore b/.gitignore index e43b0f988..6e8821bcc 100644 --- a/.gitignore +++ b/.gitignore @@ -1 +1 @@ -.DS_Store +.DS_Store diff --git a/README.md b/README.md index 5df3ed532..2e1bfb91c 100644 --- a/README.md +++ b/README.md @@ -1,54 +1,54 @@ -# JavaScript - II - -Jose Montero Jr - -With some basic JavaScript principles in hand, we can now expand our skills out even further by exploring callback functions, array methods, and closure. Finish each task in order as the concepts build on one another. - -## Set Up The Project With Git - -**Follow these steps to set up and work on your project:** - -- [x] Create a forked copy of this project. -- [x] Add your project manager as collaborator on Github. -- [x] Clone your OWN version of the repository (Not Lambda's by mistake!). -- [x] Create a new branch: git checkout -b ``. -- [x] Implement the project on your newly created `` branch, committing changes regularly. -- [x] Push commits: git push origin ``. - -**Follow these steps for completing your project.** - -- [x] Submit a Pull-Request to merge Branch into master (student's Repo). **Please don't merge your own pull request** -- [x] Add your project manager as a reviewer on the pull-request -- [x] Your project manager will count the project as complete by merging the branch back into master. - -## Task 2: Higher Order Functions and Callbacks - -This task focuses on getting practice with higher order functions and callback functions by giving you an array of values and instructions on what to do with that array. - -- [x] Review the contents of the [callbacks.js](assignments/callbacks.js) file. Notice you are given an array at the top of the page. Use that array to aid you with your functions. - -- [x] Complete the problems provided to you but skip over stretch problems until you are complete with every other JS file first. - -## Task 3: Array Methods - -Use `.forEach()`, `.map()`, `.filter()`, and `.reduce()` to loop over an array with 50 objects in it. The [array-methods.js](assignments/array-methods.js) file contains several challenges built around a fundraising 5K fun run event. - -- [ ] Review the contents of the [array-methods.js](assignments/array-methods.js) file. - -- [ ] Complete the problems provided to you but skip over stretch problems until you are complete with every other JS file first. - -- [ ] Notice the last three problems are up to you to create and solve. This is an awesome opportunity for you to push your critical thinking about array methods, have fun with it. - -## Task 4: Closures - -We have learned that closures allow us to access values in scope that have already been invoked (lexical scope). - -**Hint: Utilize debugger statements in your code in combination with your developer tools to easily identify closure values.** - -- [ ] Review the contents of the [closure.js](assignments/closure.js) file. -- [ ] Complete the problems provided to you but skip over stretch problems until you are complete with every other JS file first. - -## Stretch Goals - -- [ ] Go back through the stretch problems that you skipped over and complete as many as you can. -- [ ] Look up what an IIFE is in JavaScript and experiment with them +# JavaScript - II + +Jose Montero Jr + +With some basic JavaScript principles in hand, we can now expand our skills out even further by exploring callback functions, array methods, and closure. Finish each task in order as the concepts build on one another. + +## Set Up The Project With Git + +**Follow these steps to set up and work on your project:** + +- [x] Create a forked copy of this project. +- [x] Add your project manager as collaborator on Github. +- [x] Clone your OWN version of the repository (Not Lambda's by mistake!). +- [x] Create a new branch: git checkout -b ``. +- [x] Implement the project on your newly created `` branch, committing changes regularly. +- [x] Push commits: git push origin ``. + +**Follow these steps for completing your project.** + +- [x] Submit a Pull-Request to merge Branch into master (student's Repo). **Please don't merge your own pull request** +- [x] Add your project manager as a reviewer on the pull-request +- [x] Your project manager will count the project as complete by merging the branch back into master. + +## Task 2: Higher Order Functions and Callbacks + +This task focuses on getting practice with higher order functions and callback functions by giving you an array of values and instructions on what to do with that array. + +- [x] Review the contents of the [callbacks.js](assignments/callbacks.js) file. Notice you are given an array at the top of the page. Use that array to aid you with your functions. + +- [x] Complete the problems provided to you but skip over stretch problems until you are complete with every other JS file first. + +## Task 3: Array Methods + +Use `.forEach()`, `.map()`, `.filter()`, and `.reduce()` to loop over an array with 50 objects in it. The [array-methods.js](assignments/array-methods.js) file contains several challenges built around a fundraising 5K fun run event. + +- [ ] Review the contents of the [array-methods.js](assignments/array-methods.js) file. + +- [ ] Complete the problems provided to you but skip over stretch problems until you are complete with every other JS file first. + +- [ ] Notice the last three problems are up to you to create and solve. This is an awesome opportunity for you to push your critical thinking about array methods, have fun with it. + +## Task 4: Closures + +We have learned that closures allow us to access values in scope that have already been invoked (lexical scope). + +**Hint: Utilize debugger statements in your code in combination with your developer tools to easily identify closure values.** + +- [ ] Review the contents of the [closure.js](assignments/closure.js) file. +- [ ] Complete the problems provided to you but skip over stretch problems until you are complete with every other JS file first. + +## Stretch Goals + +- [ ] Go back through the stretch problems that you skipped over and complete as many as you can. +- [ ] Look up what an IIFE is in JavaScript and experiment with them diff --git a/assignments/array-methods.js b/assignments/array-methods.js index 96043601e..9292cc398 100644 --- a/assignments/array-methods.js +++ b/assignments/array-methods.js @@ -1,494 +1,494 @@ -// A local community center is holding a fund raising 5k fun run and has invited 50 small businesses to make a small donation on their behalf for some much needed updates to their facilities. Each business has assigned a representative to attend the event along with a small donation. - -// Scroll to the bottom of the list to use some advanced array methods to help the event director gather some information from the businesses. - -const runners = [ - { - id: 1, - first_name: 'Charmain', - last_name: 'Seiler', - email: 'cseiler0@wired.com', - shirt_size: '2XL', - company_name: 'Divanoodle', - donation: 75 - }, - { - id: 2, - first_name: 'Whitaker', - last_name: 'Ierland', - email: 'wierland1@angelfire.com', - shirt_size: '2XL', - company_name: 'Wordtune', - donation: 148 - }, - { - id: 3, - first_name: 'Julieta', - last_name: 'McCloid', - email: 'jmccloid2@yahoo.com', - shirt_size: 'S', - company_name: 'Riffpedia', - donation: 171 - }, - { - id: 4, - first_name: 'Martynne', - last_name: 'Paye', - email: 'mpaye3@sciencedaily.com', - shirt_size: 'XL', - company_name: 'Wordware', - donation: 288 - }, - { - id: 5, - first_name: 'Gussy', - last_name: 'Raraty', - email: 'graraty4@ucoz.ru', - shirt_size: 'L', - company_name: 'Oozz', - donation: 291 - }, - { - id: 6, - first_name: 'Yule', - last_name: 'Tommasetti', - email: 'ytommasetti5@state.gov', - shirt_size: 'S', - company_name: 'Yodo', - donation: 27 - }, - { - id: 7, - first_name: 'Kathie', - last_name: 'Majury', - email: 'kmajury6@guardian.co.uk', - shirt_size: '3XL', - company_name: 'Zoomcast', - donation: 261 - }, - { - id: 8, - first_name: 'Tanner', - last_name: 'Branton', - email: 'tbranton7@tmall.com', - shirt_size: '2XL', - company_name: 'Realmix', - donation: 28 - }, - { - id: 9, - first_name: 'Sarina', - last_name: 'Lasham', - email: 'slasham8@toplist.cz', - shirt_size: 'XL', - company_name: 'Gigashots', - donation: 110 - }, - { - id: 10, - first_name: 'Bertie', - last_name: 'Lonergan', - email: 'blonergan9@issuu.com', - shirt_size: '3XL', - company_name: 'Skinte', - donation: 62 - }, - { - id: 11, - first_name: 'Trevor', - last_name: 'Studd', - email: 'tstudda@networkadvertising.org', - shirt_size: 'S', - company_name: 'Cogidoo', - donation: 76 - }, - { - id: 12, - first_name: 'Malachi', - last_name: 'Okeshott', - email: 'mokeshottb@chron.com', - shirt_size: 'M', - company_name: 'DabZ', - donation: 91 - }, - { - id: 13, - first_name: 'Berget', - last_name: 'Logsdail', - email: 'blogsdailc@wix.com', - shirt_size: 'M', - company_name: 'Mymm', - donation: 9 - }, - { - id: 14, - first_name: 'Loise', - last_name: 'Rivlin', - email: 'lrivlind@behance.net', - shirt_size: '2XL', - company_name: 'Linktype', - donation: 204 - }, - { - id: 15, - first_name: 'Christan', - last_name: 'Kendall', - email: 'ckendalle@example.com', - shirt_size: 'XS', - company_name: 'Skinix', - donation: 252 - }, - { - id: 16, - first_name: 'Kayla', - last_name: 'Whitwam', - email: 'kwhitwamf@deliciousdays.com', - shirt_size: '2XL', - company_name: 'Oyope', - donation: 147 - }, - { - id: 17, - first_name: 'Heddie', - last_name: 'Heningam', - email: 'hheningamg@tripadvisor.com', - shirt_size: 'L', - company_name: 'Skinix', - donation: 172 - }, - { - id: 18, - first_name: 'Mace', - last_name: 'Ballinger', - email: 'mballingerh@a8.net', - shirt_size: 'S', - company_name: 'Nlounge', - donation: 266 - }, - { - id: 19, - first_name: 'Nola', - last_name: 'Abberley', - email: 'nabberleyi@jalbum.net', - shirt_size: 'XL', - company_name: 'Photospace', - donation: 148 - }, - { - id: 20, - first_name: 'Nadine', - last_name: 'Tresler', - email: 'ntreslerj@marketwatch.com', - shirt_size: '3XL', - company_name: 'Wikido', - donation: 292 - }, - { - id: 21, - first_name: 'Ulrikaumeko', - last_name: 'Vuittet', - email: 'uvuittetk@gov.uk', - shirt_size: 'S', - company_name: 'Skinte', - donation: 102 - }, - { - id: 22, - first_name: 'Saunder', - last_name: 'Spennock', - email: 'sspennockl@icq.com', - shirt_size: '3XL', - company_name: 'Kwimbee', - donation: 213 - }, - { - id: 23, - first_name: 'Carmel', - last_name: 'Woffinden', - email: 'cwoffindenm@wikispaces.com', - shirt_size: 'S', - company_name: 'Rooxo', - donation: 137 - }, - { - id: 24, - first_name: 'Marielle', - last_name: 'Kimmel', - email: 'mkimmeln@jimdo.com', - shirt_size: 'M', - company_name: 'Livetube', - donation: 96 - }, - { - id: 25, - first_name: 'Brucie', - last_name: 'Burris', - email: 'bburriso@slate.com', - shirt_size: '2XL', - company_name: 'Wordtune', - donation: 128 - }, - { - id: 26, - first_name: 'Juan', - last_name: 'Berzon', - email: 'jberzonp@soup.io', - shirt_size: '3XL', - company_name: 'Einti', - donation: 234 - }, - { - id: 27, - first_name: 'Sacha', - last_name: 'Olsen', - email: 'solsenq@reverbnation.com', - shirt_size: '2XL', - company_name: 'Viva', - donation: 190 - }, - { - id: 28, - first_name: 'Jamey', - last_name: "O'Nolan", - email: 'jonolanr@samsung.com', - shirt_size: 'XL', - company_name: 'Skinix', - donation: 31 - }, - { - id: 29, - first_name: 'Morrie', - last_name: 'Rainard', - email: 'mrainards@yale.edu', - shirt_size: 'XS', - company_name: 'Podcat', - donation: 52 - }, - { - id: 30, - first_name: 'Fidel', - last_name: 'Roskelly', - email: 'froskellyt@ibm.com', - shirt_size: 'XS', - company_name: 'Avavee', - donation: 5 - }, - { - id: 31, - first_name: 'Toni', - last_name: 'MacSweeney', - email: 'tmacsweeneyu@parallels.com', - shirt_size: 'M', - company_name: 'Jaloo', - donation: 82 - }, - { - id: 32, - first_name: 'Jessey', - last_name: 'Walhedd', - email: 'jwalheddv@slashdot.org', - shirt_size: 'L', - company_name: 'Trilia', - donation: 5 - }, - { - id: 33, - first_name: 'Karola', - last_name: 'Piper', - email: 'kpiperw@ucsd.edu', - shirt_size: '3XL', - company_name: 'Yombu', - donation: 110 - }, - { - id: 34, - first_name: 'Marley', - last_name: 'Mitchenson', - email: 'mmitchensonx@webeden.co.uk', - shirt_size: 'M', - company_name: 'Zoonoodle', - donation: 97 - }, - { - id: 35, - first_name: 'Marrilee', - last_name: 'Thrasher', - email: 'mthrashery@opensource.org', - shirt_size: 'XL', - company_name: 'Bluejam', - donation: 17 - }, - { - id: 36, - first_name: 'Tye', - last_name: 'Manie', - email: 'tmaniez@netscape.com', - shirt_size: 'L', - company_name: 'Kanoodle', - donation: 30 - }, - { - id: 37, - first_name: 'Charleen', - last_name: 'Sheering', - email: 'csheering10@mit.edu', - shirt_size: '3XL', - company_name: 'Jatri', - donation: 262 - }, - { - id: 38, - first_name: 'Valma', - last_name: 'Eynaud', - email: 'veynaud11@archive.org', - shirt_size: 'XS', - company_name: 'Jaxbean', - donation: 212 - }, - { - id: 39, - first_name: 'Dollie', - last_name: 'McDarmid', - email: 'dmcdarmid12@tinyurl.com', - shirt_size: 'S', - company_name: 'Kayveo', - donation: 74 - }, - { - id: 40, - first_name: 'Minna', - last_name: 'Hymas', - email: 'mhymas13@cornell.edu', - shirt_size: 'XS', - company_name: 'Vimbo', - donation: 101 - }, - { - id: 41, - first_name: 'Jsandye', - last_name: 'Frend', - email: 'jfrend14@ca.gov', - shirt_size: 'XS', - company_name: 'Latz', - donation: 156 - }, - { - id: 42, - first_name: 'Yevette', - last_name: 'Hacket', - email: 'yhacket15@wp.com', - shirt_size: 'XL', - company_name: 'Lazzy', - donation: 291 - }, - { - id: 43, - first_name: 'Hank', - last_name: 'Zebedee', - email: 'hzebedee16@ezinearticles.com', - shirt_size: 'L', - company_name: 'Gigashots', - donation: 241 - }, - { - id: 44, - first_name: 'Jodie', - last_name: 'Stawell', - email: 'jstawell17@yale.edu', - shirt_size: 'S', - company_name: 'Jaxspan', - donation: 262 - }, - { - id: 45, - first_name: 'Falito', - last_name: 'Karsh', - email: 'fkarsh18@pcworld.com', - shirt_size: 'S', - company_name: 'Mycat', - donation: 239 - }, - { - id: 46, - first_name: 'Reginauld', - last_name: 'Purselowe', - email: 'rpurselowe19@thetimes.co.uk', - shirt_size: 'L', - company_name: 'Jabbersphere', - donation: 11 - }, - { - id: 47, - first_name: 'Vida', - last_name: 'Tydd', - email: 'vtydd1a@dropbox.com', - shirt_size: 'S', - company_name: 'Quaxo', - donation: 55 - }, - { - id: 48, - first_name: 'Anderea', - last_name: 'MacGiolla Pheadair', - email: 'amacgiollapheadair1b@xing.com', - shirt_size: '2XL', - company_name: 'Kwimbee', - donation: 214 - }, - { - id: 49, - first_name: 'Bel', - last_name: 'Alway', - email: 'balway1c@ow.ly', - shirt_size: 'S', - company_name: 'Voolia', - donation: 107 - }, - { - id: 50, - first_name: 'Shell', - last_name: 'Baine', - email: 'sbaine1d@intel.com', - shirt_size: 'M', - company_name: 'Gabtype', - donation: 171 - } -]; - -// ==== Challenge 1: Use .forEach() ==== -// The event director needs both the first and last names of each runner for their running bibs. Combine both the first and last names into a new array called fullName. -let fullName = []; -runners.forEach(runner => - fullName.push(`${runner.first_name} ${runner.last_name}`) -); -console.log(fullName); - -// ==== Challenge 2: Use .map() ==== -// The event director needs to have all the runner's first names converted to uppercase because the director BECAME DRUNK WITH POWER. Convert each first name into all caps and log the result -let allCaps = [runners.map(Upper => Upper.first_name.toUpperCase())]; -console.log(allCaps); - -// ==== Challenge 3: Use .filter() ==== -// The large shirts won't be available for the event due to an ordering issue. Get a list of runners with large sized shirts so they can choose a different size. Return an array named largeShirts that contains information about the runners that have a shirt size of L and log the result -let largeShirts = [ - runners - .filter(runner => runner.shirt_size === 'L') - .map(runner => runner.first_name) -]; -console.log(largeShirts); - -// ==== Challenge 4: Use .reduce() ==== -// The donations need to be tallied up and reported for tax purposes. Add up all the donations into a ticketPriceTotal array and log the result -let ticketPriceTotal = runners.reduce((acc, curr) => { - return (acc += curr.donation); -}, 0); -console.log(ticketPriceTotal); - -// ==== Challenge 5: Be Creative ==== -// Now that you have used .forEach(), .map(), .filter(), and .reduce(). I want you to think of potential problems you could solve given the data set and the 5k fun run theme. Try to create and then solve 3 unique problems using one or many of the array methods listed above. - -// Problem 1 - -// Problem 2 - -// Problem 3 +// A local community center is holding a fund raising 5k fun run and has invited 50 small businesses to make a small donation on their behalf for some much needed updates to their facilities. Each business has assigned a representative to attend the event along with a small donation. + +// Scroll to the bottom of the list to use some advanced array methods to help the event director gather some information from the businesses. + +const runners = [ + { + id: 1, + first_name: 'Charmain', + last_name: 'Seiler', + email: 'cseiler0@wired.com', + shirt_size: '2XL', + company_name: 'Divanoodle', + donation: 75 + }, + { + id: 2, + first_name: 'Whitaker', + last_name: 'Ierland', + email: 'wierland1@angelfire.com', + shirt_size: '2XL', + company_name: 'Wordtune', + donation: 148 + }, + { + id: 3, + first_name: 'Julieta', + last_name: 'McCloid', + email: 'jmccloid2@yahoo.com', + shirt_size: 'S', + company_name: 'Riffpedia', + donation: 171 + }, + { + id: 4, + first_name: 'Martynne', + last_name: 'Paye', + email: 'mpaye3@sciencedaily.com', + shirt_size: 'XL', + company_name: 'Wordware', + donation: 288 + }, + { + id: 5, + first_name: 'Gussy', + last_name: 'Raraty', + email: 'graraty4@ucoz.ru', + shirt_size: 'L', + company_name: 'Oozz', + donation: 291 + }, + { + id: 6, + first_name: 'Yule', + last_name: 'Tommasetti', + email: 'ytommasetti5@state.gov', + shirt_size: 'S', + company_name: 'Yodo', + donation: 27 + }, + { + id: 7, + first_name: 'Kathie', + last_name: 'Majury', + email: 'kmajury6@guardian.co.uk', + shirt_size: '3XL', + company_name: 'Zoomcast', + donation: 261 + }, + { + id: 8, + first_name: 'Tanner', + last_name: 'Branton', + email: 'tbranton7@tmall.com', + shirt_size: '2XL', + company_name: 'Realmix', + donation: 28 + }, + { + id: 9, + first_name: 'Sarina', + last_name: 'Lasham', + email: 'slasham8@toplist.cz', + shirt_size: 'XL', + company_name: 'Gigashots', + donation: 110 + }, + { + id: 10, + first_name: 'Bertie', + last_name: 'Lonergan', + email: 'blonergan9@issuu.com', + shirt_size: '3XL', + company_name: 'Skinte', + donation: 62 + }, + { + id: 11, + first_name: 'Trevor', + last_name: 'Studd', + email: 'tstudda@networkadvertising.org', + shirt_size: 'S', + company_name: 'Cogidoo', + donation: 76 + }, + { + id: 12, + first_name: 'Malachi', + last_name: 'Okeshott', + email: 'mokeshottb@chron.com', + shirt_size: 'M', + company_name: 'DabZ', + donation: 91 + }, + { + id: 13, + first_name: 'Berget', + last_name: 'Logsdail', + email: 'blogsdailc@wix.com', + shirt_size: 'M', + company_name: 'Mymm', + donation: 9 + }, + { + id: 14, + first_name: 'Loise', + last_name: 'Rivlin', + email: 'lrivlind@behance.net', + shirt_size: '2XL', + company_name: 'Linktype', + donation: 204 + }, + { + id: 15, + first_name: 'Christan', + last_name: 'Kendall', + email: 'ckendalle@example.com', + shirt_size: 'XS', + company_name: 'Skinix', + donation: 252 + }, + { + id: 16, + first_name: 'Kayla', + last_name: 'Whitwam', + email: 'kwhitwamf@deliciousdays.com', + shirt_size: '2XL', + company_name: 'Oyope', + donation: 147 + }, + { + id: 17, + first_name: 'Heddie', + last_name: 'Heningam', + email: 'hheningamg@tripadvisor.com', + shirt_size: 'L', + company_name: 'Skinix', + donation: 172 + }, + { + id: 18, + first_name: 'Mace', + last_name: 'Ballinger', + email: 'mballingerh@a8.net', + shirt_size: 'S', + company_name: 'Nlounge', + donation: 266 + }, + { + id: 19, + first_name: 'Nola', + last_name: 'Abberley', + email: 'nabberleyi@jalbum.net', + shirt_size: 'XL', + company_name: 'Photospace', + donation: 148 + }, + { + id: 20, + first_name: 'Nadine', + last_name: 'Tresler', + email: 'ntreslerj@marketwatch.com', + shirt_size: '3XL', + company_name: 'Wikido', + donation: 292 + }, + { + id: 21, + first_name: 'Ulrikaumeko', + last_name: 'Vuittet', + email: 'uvuittetk@gov.uk', + shirt_size: 'S', + company_name: 'Skinte', + donation: 102 + }, + { + id: 22, + first_name: 'Saunder', + last_name: 'Spennock', + email: 'sspennockl@icq.com', + shirt_size: '3XL', + company_name: 'Kwimbee', + donation: 213 + }, + { + id: 23, + first_name: 'Carmel', + last_name: 'Woffinden', + email: 'cwoffindenm@wikispaces.com', + shirt_size: 'S', + company_name: 'Rooxo', + donation: 137 + }, + { + id: 24, + first_name: 'Marielle', + last_name: 'Kimmel', + email: 'mkimmeln@jimdo.com', + shirt_size: 'M', + company_name: 'Livetube', + donation: 96 + }, + { + id: 25, + first_name: 'Brucie', + last_name: 'Burris', + email: 'bburriso@slate.com', + shirt_size: '2XL', + company_name: 'Wordtune', + donation: 128 + }, + { + id: 26, + first_name: 'Juan', + last_name: 'Berzon', + email: 'jberzonp@soup.io', + shirt_size: '3XL', + company_name: 'Einti', + donation: 234 + }, + { + id: 27, + first_name: 'Sacha', + last_name: 'Olsen', + email: 'solsenq@reverbnation.com', + shirt_size: '2XL', + company_name: 'Viva', + donation: 190 + }, + { + id: 28, + first_name: 'Jamey', + last_name: "O'Nolan", + email: 'jonolanr@samsung.com', + shirt_size: 'XL', + company_name: 'Skinix', + donation: 31 + }, + { + id: 29, + first_name: 'Morrie', + last_name: 'Rainard', + email: 'mrainards@yale.edu', + shirt_size: 'XS', + company_name: 'Podcat', + donation: 52 + }, + { + id: 30, + first_name: 'Fidel', + last_name: 'Roskelly', + email: 'froskellyt@ibm.com', + shirt_size: 'XS', + company_name: 'Avavee', + donation: 5 + }, + { + id: 31, + first_name: 'Toni', + last_name: 'MacSweeney', + email: 'tmacsweeneyu@parallels.com', + shirt_size: 'M', + company_name: 'Jaloo', + donation: 82 + }, + { + id: 32, + first_name: 'Jessey', + last_name: 'Walhedd', + email: 'jwalheddv@slashdot.org', + shirt_size: 'L', + company_name: 'Trilia', + donation: 5 + }, + { + id: 33, + first_name: 'Karola', + last_name: 'Piper', + email: 'kpiperw@ucsd.edu', + shirt_size: '3XL', + company_name: 'Yombu', + donation: 110 + }, + { + id: 34, + first_name: 'Marley', + last_name: 'Mitchenson', + email: 'mmitchensonx@webeden.co.uk', + shirt_size: 'M', + company_name: 'Zoonoodle', + donation: 97 + }, + { + id: 35, + first_name: 'Marrilee', + last_name: 'Thrasher', + email: 'mthrashery@opensource.org', + shirt_size: 'XL', + company_name: 'Bluejam', + donation: 17 + }, + { + id: 36, + first_name: 'Tye', + last_name: 'Manie', + email: 'tmaniez@netscape.com', + shirt_size: 'L', + company_name: 'Kanoodle', + donation: 30 + }, + { + id: 37, + first_name: 'Charleen', + last_name: 'Sheering', + email: 'csheering10@mit.edu', + shirt_size: '3XL', + company_name: 'Jatri', + donation: 262 + }, + { + id: 38, + first_name: 'Valma', + last_name: 'Eynaud', + email: 'veynaud11@archive.org', + shirt_size: 'XS', + company_name: 'Jaxbean', + donation: 212 + }, + { + id: 39, + first_name: 'Dollie', + last_name: 'McDarmid', + email: 'dmcdarmid12@tinyurl.com', + shirt_size: 'S', + company_name: 'Kayveo', + donation: 74 + }, + { + id: 40, + first_name: 'Minna', + last_name: 'Hymas', + email: 'mhymas13@cornell.edu', + shirt_size: 'XS', + company_name: 'Vimbo', + donation: 101 + }, + { + id: 41, + first_name: 'Jsandye', + last_name: 'Frend', + email: 'jfrend14@ca.gov', + shirt_size: 'XS', + company_name: 'Latz', + donation: 156 + }, + { + id: 42, + first_name: 'Yevette', + last_name: 'Hacket', + email: 'yhacket15@wp.com', + shirt_size: 'XL', + company_name: 'Lazzy', + donation: 291 + }, + { + id: 43, + first_name: 'Hank', + last_name: 'Zebedee', + email: 'hzebedee16@ezinearticles.com', + shirt_size: 'L', + company_name: 'Gigashots', + donation: 241 + }, + { + id: 44, + first_name: 'Jodie', + last_name: 'Stawell', + email: 'jstawell17@yale.edu', + shirt_size: 'S', + company_name: 'Jaxspan', + donation: 262 + }, + { + id: 45, + first_name: 'Falito', + last_name: 'Karsh', + email: 'fkarsh18@pcworld.com', + shirt_size: 'S', + company_name: 'Mycat', + donation: 239 + }, + { + id: 46, + first_name: 'Reginauld', + last_name: 'Purselowe', + email: 'rpurselowe19@thetimes.co.uk', + shirt_size: 'L', + company_name: 'Jabbersphere', + donation: 11 + }, + { + id: 47, + first_name: 'Vida', + last_name: 'Tydd', + email: 'vtydd1a@dropbox.com', + shirt_size: 'S', + company_name: 'Quaxo', + donation: 55 + }, + { + id: 48, + first_name: 'Anderea', + last_name: 'MacGiolla Pheadair', + email: 'amacgiollapheadair1b@xing.com', + shirt_size: '2XL', + company_name: 'Kwimbee', + donation: 214 + }, + { + id: 49, + first_name: 'Bel', + last_name: 'Alway', + email: 'balway1c@ow.ly', + shirt_size: 'S', + company_name: 'Voolia', + donation: 107 + }, + { + id: 50, + first_name: 'Shell', + last_name: 'Baine', + email: 'sbaine1d@intel.com', + shirt_size: 'M', + company_name: 'Gabtype', + donation: 171 + } +]; + +// ==== Challenge 1: Use .forEach() ==== +// The event director needs both the first and last names of each runner for their running bibs. Combine both the first and last names into a new array called fullName. +let fullName = []; +runners.forEach(runner => + fullName.push(`${runner.first_name} ${runner.last_name}`) +); +console.log(fullName); + +// ==== Challenge 2: Use .map() ==== +// The event director needs to have all the runner's first names converted to uppercase because the director BECAME DRUNK WITH POWER. Convert each first name into all caps and log the result +let allCaps = [runners.map(Upper => Upper.first_name.toUpperCase())]; +console.log(allCaps); + +// ==== Challenge 3: Use .filter() ==== +// The large shirts won't be available for the event due to an ordering issue. Get a list of runners with large sized shirts so they can choose a different size. Return an array named largeShirts that contains information about the runners that have a shirt size of L and log the result +let largeShirts = [ + runners + .filter(runner => runner.shirt_size === 'L') + .map(runner => runner.first_name) +]; +console.log(largeShirts); + +// ==== Challenge 4: Use .reduce() ==== +// The donations need to be tallied up and reported for tax purposes. Add up all the donations into a ticketPriceTotal array and log the result +let ticketPriceTotal = runners.reduce((acc, curr) => { + return (acc += curr.donation); +}, 0); +console.log(ticketPriceTotal); + +// ==== Challenge 5: Be Creative ==== +// Now that you have used .forEach(), .map(), .filter(), and .reduce(). I want you to think of potential problems you could solve given the data set and the 5k fun run theme. Try to create and then solve 3 unique problems using one or many of the array methods listed above. + +// Problem 1 + +// Problem 2 + +// Problem 3 diff --git a/assignments/callbacks.js b/assignments/callbacks.js index a6f9d3901..c31ef8ba7 100644 --- a/assignments/callbacks.js +++ b/assignments/callbacks.js @@ -1,78 +1,70 @@ -// Create a higher order function and invoke the callback function to test your work. You have been provided an example of a problem and a solution to see how this works with our items array. Study both the problem and the solution to figure out the rest of the problems. - -const items = ['Pencil', 'Notebook', 'yo-yo', 'Gum']; - -/* - - //Given this problem: - - function firstItem(arr, cb) { - // firstItem passes the first item of the given array to the callback function. - } - - // Potential Solution: - - // Higher order function using "cb" as the call back - function firstItem(arr, cb) { - return cb(arr[0]); - } - - // Function invocation - firstItem(items, function(first) { - console.log(first) - }); - -*/ - -function getLength(arr, cb) { - // getLength passes the length of the array into the callback. - cb(arr.length); -} - -getLength(items, length => { - console.log(length); -}); - -function last(arr, cb) { - // last passes the last item of the array into the callback. - cb(arr[arr.length - 1]); -} - -last(items, lastItem => { - console.log(lastItem); -}); - -function sumNums(x, y, cb) { - // sumNums adds two numbers (x, y) and passes the result to the callback. - cb(x + y); -} - -sumNums(1, 2, Sum => { - console.log(Sum); -}); - -function multiplyNums(x, y, cb) { - // multiplyNums multiplies two numbers and passes the result to the callback. - cb(x * y); -} - -multiplyNums(2, 4, Multiply => { - console.log(Multiply); -}); - -function contains(item, list, cb) { - // contains checks if an item is present inside of the given array/list. - // Pass true to the callback if it is, otherwise pass false. - //use indexOf or includes - cb(list.includes(item)); -} - -contains('Pencil', items, contain => console.log(contain)); - -/* STRETCH PROBLEM */ - -function removeDuplicates(array, cb) { - // removeDuplicates removes all duplicate values from the given array. - // Pass the duplicate free array to the callback function. - // Do not mutate the original array. -} +// Create a higher order function and invoke the callback function to test your work. You have been provided an example of a problem and a solution to see how this works with our items array. Study both the problem and the solution to figure out the rest of the problems. + +const items = ['Pencil', 'Notebook', 'yo-yo', 'Gum']; + +/* + + //Given this problem: + + function firstItem(arr, cb) { + // firstItem passes the first item of the given array to the callback function. + } + + // Potential Solution: + + // Higher order function using "cb" as the call back + function firstItem(arr, cb) { + return cb(arr[0]); + } + + // Function invocation + firstItem(items, function(first) { + console.log(first) + }); + +*/ + +function getLength(arr, cb) { + // getLength passes the length of the array into the callback. + cb(arr.length); +} + +getLength(items, length => console.log(length)); + +function last(arr, cb) { + // last passes the last item of the array into the callback. + cb(arr[arr.length - 1]); +} + +last(items, lastItem => console.log(lastItem)); + +function sumNums(x, y, cb) { + // sumNums adds two numbers (x, y) and passes the result to the callback. + cb(x + y); +} + +sumNums(1, 2, Sum => console.log(Sum)); + +function multiplyNums(x, y, cb) { + // multiplyNums multiplies two numbers and passes the result to the callback. + cb(x * y); +} + +multiplyNums(2, 4, Multiply => console.log(Multiply)); + +function contains(item, list, cb) { + // contains checks if an item is present inside of the given array/list. + // Pass true to the callback if it is, otherwise pass false. + //use indexOf or includes + cb(list.includes(item)); +} + +contains('Pencil', items, contain => console.log(contain)); + +/* STRETCH PROBLEM */ + +function removeDuplicates(array, cb) { + // removeDuplicates removes all duplicate values from the given array. + // Pass the duplicate free array to the callback function. + // Do not mutate the original array. +} diff --git a/assignments/closure.js b/assignments/closure.js index 4c2499a21..ac5859c25 100644 --- a/assignments/closure.js +++ b/assignments/closure.js @@ -1,19 +1,19 @@ -// ==== Challenge 1: Write your own closure ==== -// Write a simple closure of your own creation. Keep it simple! - -/* STRETCH PROBLEMS, Do not attempt until you have completed all previous tasks for today's project files */ - -// ==== Challenge 2: Create a counter function ==== -const counter = () => { - // Return a function that when invoked increments and returns a counter variable. -}; -// Example usage: const newCounter = counter(); -// newCounter(); // 1 -// newCounter(); // 2 - -// ==== Challenge 3: Create a counter function with an object that can increment and decrement ==== -const counterFactory = () => { - // Return an object that has two methods called `increment` and `decrement`. - // `increment` should increment a counter variable in closure scope and return it. - // `decrement` should decrement the counter variable and return it. -}; +// ==== Challenge 1: Write your own closure ==== +// Write a simple closure of your own creation. Keep it simple! + +/* STRETCH PROBLEMS, Do not attempt until you have completed all previous tasks for today's project files */ + +// ==== Challenge 2: Create a counter function ==== +const counter = () => { + // Return a function that when invoked increments and returns a counter variable. +}; +// Example usage: const newCounter = counter(); +// newCounter(); // 1 +// newCounter(); // 2 + +// ==== Challenge 3: Create a counter function with an object that can increment and decrement ==== +const counterFactory = () => { + // Return an object that has two methods called `increment` and `decrement`. + // `increment` should increment a counter variable in closure scope and return it. + // `decrement` should decrement the counter variable and return it. +}; diff --git a/assignments/index.html b/assignments/index.html index d6c2e0f4d..0f186a702 100644 --- a/assignments/index.html +++ b/assignments/index.html @@ -1,19 +1,19 @@ - - - - - - - - JS II - - - - - - - - -

JS II - Check your work in the console!

- + + + + + + + + JS II + + + + + + + + +

JS II - Check your work in the console!

+ \ No newline at end of file